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CN109611518B - Multiple-speed gear-box - Google Patents

Multiple-speed gear-box Download PDF

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Publication number
CN109611518B
CN109611518B CN201910166159.3A CN201910166159A CN109611518B CN 109611518 B CN109611518 B CN 109611518B CN 201910166159 A CN201910166159 A CN 201910166159A CN 109611518 B CN109611518 B CN 109611518B
Authority
CN
China
Prior art keywords
clutch
gear
shaft
connect
planet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910166159.3A
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Chinese (zh)
Other versions
CN109611518A (en
Inventor
苏成云
苑衍灵
刘肖
高晓光
宋廷彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shengrui Transmission Co Ltd
Original Assignee
Shengrui Transmission Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shengrui Transmission Co Ltd filed Critical Shengrui Transmission Co Ltd
Priority to CN201910166159.3A priority Critical patent/CN109611518B/en
Publication of CN109611518A publication Critical patent/CN109611518A/en
Application granted granted Critical
Publication of CN109611518B publication Critical patent/CN109611518B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/62Gearings having three or more central gears
    • F16H3/64Gearings having three or more central gears composed of a number of gear trains, the drive always passing through all the trains, each train having not more than one connection for driving another train
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios
    • F16H2200/003Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/006Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising eight forward speeds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios
    • F16H2200/20Transmissions using gears with orbital motion
    • F16H2200/2002Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
    • F16H2200/201Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H2200/00Transmissions for multiple ratios
    • F16H2200/20Transmissions using gears with orbital motion
    • F16H2200/203Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2043Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with five engaging means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The present invention provides a kind of multiple-speed gear-boxes, it is related to vehicle transmission technical field, it include: cabinet, input shaft, output revolving shaft, the first planet row component, the second planet row component, third planet row component, brake, first clutch, second clutch, third clutch, the 4th clutch, and brake is fixed on cabinet;Input shaft is connect with first planet carrier and second clutch;Brake is connect by first rotating shaft with the first sun gear;First rotating shaft is connect with first clutch;First gear ring is connect by the second shaft with the 4th clutch;Second sun gear is connect with the second shaft;One end of second planet carrier is provided with third clutch;Second gear ring is connect by third shaft with second clutch;The 4th clutch is provided in third shaft;Third shaft is connect with third sun gear;Third planet carrier is connect with third clutch;Third planet carrier is connect with output revolving shaft;Third gear ring is connect by the 4th shaft with first clutch.

Description

Multiple-speed gear-box
Technical field
The present invention relates to vehicle transmission technical fields, more particularly, to a kind of multiple-speed gear-box.
Background technique
Speed changer is divided into manual, automatic two kinds, and manual transmission is mainly made of gear and shaft, passes through different gears Combination generates variable-speed torque-converting;And automatic transmission AT is made of hydraulic torque converter, planetary gear and hydraulic control system, is passed through Fluid power, which is transmitted with the mode of gear combination, reaches variable-speed torque-converting.
Automatic transmission is to carry out speed change using planetary gear mechanism, it can change according to gas pedal degree and speed, Speed change is automatically carried out, and driver need to only manipulate accelerator pedal regulation speed.
In generally existing speed changer, speed changer includes multiple forward ranges and a position of reversing gear, also, preceding Into on direction, speed changer can have very high starting speed ratio and including direct gear.
But due in current speed changer, realizing that the component of gearshift function is more, the cost of manufacture is caused to compare Height is unfavorable for the compression of cost.
Summary of the invention
The purpose of the present invention is to provide a kind of multiple-speed gear-boxes, to improve the shift of speed changer existing in the prior art The technical issues of component is more, leads to the higher cost of manufacture.
The embodiment of the present invention is achieved in that
A kind of multiple-speed gear-box provided in an embodiment of the present invention, comprising: cabinet, input shaft, output revolving shaft, and setting Component, brake, first clutch, second are arranged in the intracorporal first planet row component of case, the second planet row component, third planet Clutch, third clutch, the 4th clutch, and the brake is fixedly mounted on the cabinet;
The first planet row component includes the first sun gear, first planetary gear, first planet carrier and the first gear ring; The second planet row component includes the second sun gear, the second planetary gear, the second planet carrier and the second gear ring;The third Planet row component includes third sun gear, third planet gear, third planet carrier and third gear ring;
The input shaft is connect with the first planet carrier and the second clutch respectively;The brake passes through the One shaft is connect with first sun gear;The first rotating shaft is connect with the first clutch;First gear ring passes through Second shaft is connect with the 4th clutch;Second sun gear is connect with second shaft;Second planet carrier One end be provided with the third clutch;Second gear ring is connect by third shaft with the second clutch;It is described The 4th clutch is provided in third shaft;The third shaft is connect with the third sun gear;The third planet carrier with The third clutch connection;The third planet carrier is connect with the output revolving shaft;The third gear ring passes through the 4th shaft It is connect with the first clutch.
Further, the multiple-speed gear-box further includes the first gear and second gear of coaxial arrangement, and and cabinet 5th connecting shaft of connection;
The first gear and the second gear are arranged in the 5th connecting shaft;
The first gear is connect by the 6th shaft with the first clutch;The second gear with described first turn Axis connection.
Further, the multiple-speed gear-box further includes fourth planet row's component, and fourth planet row's component includes the Four sun gears, fourth planet gear, fourth line carrier and the 4th gear ring;The first rotating shaft is fixed with the 4th sun gear Connection, the fourth line carrier are connect by the 7th shaft with the first clutch, in the 4th gear ring and the cabinet Wall is fixedly connected.
Further, the first rotating shaft is connect by eight revolution axis with the first clutch.
Further, the first planet row component, the second planet row component and the third planet arrange component It is arranged successively.
Further, second planet row, first planet row and third planet row are arranged successively.
Further, the multiple-speed gear-box further includes fluid torque-converter;
The fluid torque-converter is arranged in the cabinet;The fluid torque-converter turns with engine and the input respectively The input terminal of axis connects.
Further, the first forward gear is by being closed the brake, the first clutch and the second clutch;
The second forward gear is realized by being closed the brake, the first clutch and the 4th clutch;
Third forward gear is realized by being closed the first clutch, the second clutch and the 4th clutch;
The 4th forward gear is realized by being closed the first clutch, the third clutch and the 4th clutch;
The 5th forward gear is realized by being closed the first clutch, the second clutch and the third clutch;
The 6th forward gear is realized by being closed the second clutch, the third clutch and the 4th clutch;
The 7th forward gear is realized by being closed the brake, the second clutch and the third clutch;
The 8th forward gear is realized by being closed the brake, the third clutch and the 4th clutch;
It is reversed gear by being closed the brake, the first clutch and third clutch realization.
Further, the multiple-speed gear-box further includes double mass flywheel and mixed dynamic model block;
The mixed dynamic model block is connect with the input terminal of the double mass flywheel and the input shaft respectively;Wherein, institute Mixed dynamic model block is stated to connect by the 5th clutch with the double mass flywheel.
Further, the multiple-speed gear-box further includes electric pump;
The electric pump with hydraulic control system for connecting.
The embodiment of the present invention bring it is following the utility model has the advantages that
Multiple-speed gear-box provided by the invention, can be applied to automobile, and in multiple-speed gear-box use process, driver can Reversed gear by switching eight forward gears of realization and one by the mutual cooperation between five shift components and three planet rows Operation reduce multiple-speed gear-box internal component quantity by the cooperation of above-mentioned component, further reduce the manufacturing The cost of multiple-speed gear-box.Also, the component in multiple-speed gear-box uses above-mentioned connection type, and driver is suitable in progress gear It, can be to avoid dual connection, to respectively only convert a shift component in the case where being switched to determining gear when sequence switches ?.
Detailed description of the invention
Technical solution in order to illustrate more clearly of the specific embodiment of the invention or in the related technology, below will be to specific Attached drawing needed in embodiment or description of Related Art is briefly described, it should be apparent that, it is described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram for multiple-speed gear-box that the embodiment of the present invention 1 provides;
Fig. 2 is the structural schematic diagram for another multiple-speed gear-box that the embodiment of the present invention 1 provides;
Fig. 3 is the shift logic schematic diagram of multiple-speed gear-box provided in an embodiment of the present invention;
Fig. 4 is the structural schematic diagram for the multiple-speed gear-box that the embodiment of the present invention 2 provides;
Fig. 5 is a kind of structural schematic diagram for multiple-speed gear-box that the embodiment of the present invention 3 provides;
Fig. 6 is the structural schematic diagram for another multiple-speed gear-box that the embodiment of the present invention 3 provides;
Fig. 7 is the structural schematic diagram for another multiple-speed gear-box that the embodiment of the present invention 3 provides.
Icon: 1- cabinet;2- the first planet row component;3- the second planet row component;4- third planet arranges component;5- is defeated Enter shaft;6- output revolving shaft;7- first rotating shaft;The second shaft of 8-;9- third shaft;The 4th shaft of 10-;11- first gear; 12- second gear;The 5th connecting shaft of 13-;The 6th shaft of 14-;15- double mass flywheel;16- mixes dynamic model block;17- electric pump;18- Seven shafts;19- fourth planet arranges component;The first sun gear of 201-;202- first planetary gear;203- first planet carrier;204- First gear ring;The second sun gear of 301-;The second planetary gear of 302-;The second planet carrier of 303-;The second gear ring of 304-;401- third Sun gear;402- third planet gear;403- third planet carrier;404- third gear ring;The 4th sun gear of 1901-;1902- the 4th Planetary gear;1903- fourth line carrier;The 4th gear ring of 1904-;B- brake;C1- first clutch;C2- second clutch; C3- third clutch;The 4th clutch of C4-;The 5th clutch of C5-.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects It encloses.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body is distinguished with another entity, and without necessarily requiring or implying between these entities, there are any this actual relationships Or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, thus So that the article for including a series of elements not only includes those elements, but also including other elements that are not explicitly listed, or Person be further include the element intrinsic for this article.In the absence of more restrictions, by sentence "including a ..." The element of restriction, it is not excluded that there is also other identical elements in the article for including the element.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following Feature in embodiment and embodiment can be combined with each other.
Embodiment 1
As depicted in figs. 1 and 2, multiple-speed gear-box provided in this embodiment, including cabinet 1, the first planet row component 2, Two planet rows 3, third planet arrange component 4, brake B, first clutch C1, second clutch C2, third clutch C3, the 4th Clutch C4, input shaft 5 and output revolving shaft 6;Brake in speed changer is for connecting speed changer and planetary mechanism A certain shifting element, to limit the movement of the component.Arrester close, the rotation with this connected links will be prevented from;Braking Device separation, the rotation for the component being connected with this will be unfettered.
First planet row component 2, the second planet row component 3, third planet row component 4, brake B, first clutch C1, Second clutch C2, third clutch C3 and the 4th clutch C4 are arranged at the inside of cabinet 1;Brake B and cabinet 1 are solid Fixed connection;
First planet row component 2 includes the first sun gear 201, first planetary gear 202, first planet carrier 203 and the One gear ring 204;Second planet row component 3 include the second sun gear 301, the second planetary gear 302, the second planet carrier 303 and Second gear ring 304;Third planet arrange component 4 include third sun gear 401, third planet gear 402, third planet carrier 403 with And third gear ring 404;
Input shaft 5 is connect with first planet carrier 203 and second clutch C2 respectively;Brake B by first rotating shaft 7 with The connection of first sun gear 201;First rotating shaft 7 is connect with first clutch C1;First gear ring 204 passes through the second shaft 8 and the 4th Clutch C4 connection;Second sun gear 301 is connect with the second shaft 8;One end of second planet carrier 303 is provided with third clutch C3;Second gear ring 304 is connect by third shaft 9 with second clutch C2;The 4th clutch C4 is provided in third shaft 9; Third shaft 9 is connect with third sun gear 401;Third planet carrier 403 is connect with third clutch C3;Third planet carrier 403 with Output revolving shaft 6 connects;Third gear ring 404 is connect by the 4th shaft 10 with first clutch C1.
As shown in figure 3, shift concrete operations are as follows, and it is briefly described in conjunction with Fig. 1:
It reverses gear position: closure brake B, first clutch C1 and third clutch C3;Decontrol second clutch C2 and the 4th Clutch C4;
Power is inputted by input shaft 5, because of brake B and first clutch C1 closure, the 4th shaft 10 and the One shaft 7 does not turn;Power is transferred to the second planet row component by the gear ring of the first planet row component, by the second planet row component Gear ring is transmitted to output revolving shaft 6.
First forward gear: closure brake B, first clutch C1 and second clutch C2;Decontrol third clutch C3 and 4th clutch C4;
Power is inputted by input shaft 5, because brake B, first clutch C1 are closed, first rotating shaft 7 and the 4th Shaft 10 does not turn;Meanwhile third clutch C3 and clutch C4 is disconnected, power cannot pass through the second planet row component 3 and be transferred to Output shaft 6;Because second clutch C2 is closed, the power of input shaft 5 is merely able to be transferred to the by third shaft 9 It on the sun gear of three planet row components 4, and then is transferred on output revolving shaft 6, completes the transmitting of power
Second forward gear: closure brake B, first clutch C1 and the 4th clutch C4;Decontrol second clutch C2 and Third clutch C3;
Power is inputted by input shaft 5, because second clutch C2 is disconnected, power can not be transferred to third shaft 9. Because brake B, first clutch C1 are closed, first rotating shaft 7 and the 4th shaft 10 do not turn;Because the 4th clutch C4 is closed It closes, so, by the first planet row component, the power for inputting shaft 5 can be transferred to third shaft 9 along the second shaft 8, Then output revolving shaft 6 is passed to using third planet row's component, completes the transmitting of power
Third forward gear: closure first clutch C1, second clutch C2 and the 4th clutch C4;Decontrol brake B and Third clutch C3;
Power is inputted by input shaft 5, because brake B is disconnected, first clutch C1 closure, so, power can pass It is handed on the gear ring of third planet row's component;Because second clutch C2 and the 4th clutch C4 engagement, power can lead to It crosses third shaft 9 to be transferred on the sun gear of third planet row's component, and then output revolving shaft 6 is driven to rotate.
4th forward gear: closure first clutch C1, third clutch C3 and the 4th clutch C4;Decontrol brake B and Second clutch C2;
Power is inputted by input shaft 5, because brake B is disconnected, first clutch C1 closure, so, power can pass It is handed on the gear ring of third planet row's component;Because the 4th clutch C4 is closed, power can be transferred to third shaft 9, And then it is transferred on the sun gear of third planet row's component, and then rotate output revolving shaft 6.
5th forward gear: closure first clutch C1, second clutch C2 and third clutch C3;Decontrol brake B and 4th clutch C4;
Power is inputted by input shaft 5, because brake B is disconnected, first clutch C1 closure, so, power can pass It is handed on the gear ring of third planet row's component;Because second clutch C2 is closed, power can be transmitted by third shaft 9 To the gear ring of the second planet row component 3;Because the 4th clutch C4 is disconnected, third clutch C3, the second planet row component Planet carrier is to 6 output power of output revolving shaft.
6th forward gear: closure second clutch C2, third clutch C3 and the 4th clutch C4;Decontrol brake B and First clutch C1;
Power is inputted by input shaft 5 because first clutch C1 disconnect, second clutch C2, third clutch C3 and 4th clutch C4 closure, so, power collects together address the second planet row component 3 by third shaft 9, by the second planet row component Planet carrier is to 6 output power of output revolving shaft.
7th forward gear: closure brake B, second clutch C2 and third clutch C3;Decontrol first clutch C1 and 4th clutch C4;
Power is inputted by input shaft 5, because brake B is closed, first rotating shaft 7 does not turn;Because of first clutch C1 is disconnected, so, the power of input shaft 5 can be transferred to the first planet row component, and drive the tooth of the first planet row component Circle rotates, and then power is transferred to the sun gear of the second planet row component;Because of second clutch C2 and third clutch C3 Closure, so, the power of input shaft 5 can be transferred on the gear ring of the second planet row component by third shaft 9, in turn, Power is transferred to output revolving shaft 6 by the planet carrier of the second planet row component.
8th forward gear: closure brake B, third clutch C3 and the 4th clutch C4;Decontrol first clutch C1 and Second clutch C2.
Power is inputted by input shaft 5, because brake B is closed, first rotating shaft 7 does not turn;Power is by the first planet The gear ring of row's component is transmitted to the second planet row component, is transmitted and is moved to output revolving shaft 6 by the planet carrier of the second planet row component Power.
Multiple-speed gear-box has eight forward gears, and resultant gear ratio can be 7.05.
Multiple-speed gear-box provided in this embodiment, in multiple-speed gear-box use process, driver can be changed by five Mutual cooperation between stopper part and three planet rows is realized eight forward gears and an operation reversed gear by switching, is passed through The cooperation of above-mentioned component reduces multiple-speed gear-box internal component quantity, further reduces manufacturing multiple-speed gear-box Cost.Also, the component in multiple-speed gear-box use above-mentioned connection type, driver carry out gear sequence switch when, It can be to avoid dual connection, to respectively only convert a shift component in the case where being switched to determining gear.
As depicted in figs. 1 and 2, on the basis of the above embodiments, further, multiple-speed gear-box further includes coaxial arrangement First gear 11 and second gear 12;
First gear 11 and second gear 12 are arranged in the 5th connecting shaft 13, and the 5th connecting shaft 13 is connect with cabinet 1;
First gear 11 is connect by the 6th shaft 14 with first clutch C1;Second gear 12 is connect with first rotating shaft 7.
Wherein, when the transmission ratio between first rotating shaft 7 and second gear 12 is 1.730, the 6th shaft 14 and the first tooth Transmission ratio between wheel 11 is 1.790.When the transmission ratio between first rotating shaft 7 and second gear 12 is 1.700, the 6th shaft Transmission ratio between 14 and first gear 11 is 1.800.
In the present embodiment, said structure design can change transmission ratio, play the role of changing revolving speed.
In addition, as depicted in figs. 1 and 2, above structure setting can have two groups of feasible transmission ratios in the following table 1.
Table 1
On the basis of the above embodiments, further, first rotating shaft 7 is connected by eight revolution axis and first clutch C1 It connects.
In the present embodiment, when first rotating shaft 7 is directly connected to by eight revolution axis and first clutch C1, the first sun gear Transmission ratio between 201 and first clutch C1 is 1.
As shown in Figure 1, on the basis of the above embodiments, further, the first planet row component 2, the second planet row group Part 3 and third planet row's component 4 are arranged successively.
Alternatively, as shown in Fig. 2, the second planet row component 3, the first planet row component 2 and third planet arrange component 4 successively Arrangement.
In the present embodiment, in the fabrication process, staff can be according to the space size and structural member in multiple-speed gear-box The distance between relationship, reasonably adjust the first planet row component 2, the second planet row component 3 and third planet row component 4 row Column sequence.
On the basis of the above embodiments, further, multiple-speed gear-box further includes fluid torque-converter;
The inside of cabinet 1 is arranged in fluid torque-converter;Fluid torque-converter respectively with engine and input shaft 5 input terminal Connection.
In the present embodiment, fluid torque-converter rotation is to increase the torque for inputting shaft 5.
On the basis of the above embodiments, further, first clutch C1, second clutch C2, third clutch C3 And the 4th clutch C4 be gear clutch or bicone clutch.Clutch is for connecting input shaft and planetary mechanism A certain component or planetary mechanism in certain two component shifting element, so that the movement both made is synchronous.Clutch closes It closes, power just will do it transmitting;Clutch separation, power will interrupt.
In the present embodiment, the construction of gear clutch or double centrum clutches is more compact, is conducive to reduce device Occupied space.
Embodiment 2
As shown in figure 4, in embodiment 1 or embodiment 2 the difference is that, multiple-speed gear-box further includes fourth planet Arrange component 19, fourth planet arrange component 19 include the 4th sun gear 1901, fourth planet gear 1902, fourth line carrier 1903 with And the 4th gear ring 1904;First rotating shaft 7 is fixedly connected with the 4th sun gear 1901, and the fourth line carrier 1903 passes through the Seven shafts 18 are connect with the first clutch C1, and the 4th gear ring 1904 is fixedly connected with the cabinet wall.
In the present embodiment, said structure design can change transmission ratio, play the role of changing revolving speed.Also, embodiment 2 Scheme can also execute the shift logic in Fig. 3, power transmission process is identical as the interpretive mode of above-described embodiment.
Multiple-speed gear-box provided in this embodiment, in multiple-speed gear-box use process, driver can be changed by five Mutual cooperation between stopper part and four planet rows is realized eight forward gears and an operation reversed gear by switching, is passed through The cooperation of above-mentioned component reduces multiple-speed gear-box internal component quantity, further reduces manufacturing multiple-speed gear-box Cost.Also, the component in multiple-speed gear-box use above-mentioned connection type, driver carry out gear sequence switch when, It can be to avoid dual connection, to respectively only convert a shift component in the case where being switched to determining gear.
Embodiment 3
As shown in Fig. 5, Fig. 6 and Fig. 7, on the basis of the above embodiments, further, multiple-speed gear-box further includes double matter Measure flywheel 15 and mixed dynamic model block 16;An original flywheel is divided into two parts by double mass flywheel, and a part is retained in originally On the position of engine side, play the role of original flywheel, for starting and transmitting the driving torque of engine, this part Referred to as the first mass (preliminary quality), another part is then placed on power train multiple-speed gear-box side, for improving multi-change speed The rotary inertia of device, this part are known as the second mass (secondary mass).There is a ring-like oil pocket between two parts flywheel, It is intracavitary that spring cushion is housed, two parts flywheel is connected as an entirety by spring cushion.Mixed dynamic model block 16 can be P2 Hybrid power module, permanent magnet synchronous motor, dry type K0 clutch, damper, electronic center type including high power density execute Mechanism and control system etc..Whole system can integrate the motor of 25kW to 80kW, and the torsion of 250Nm is up to by the transmitting of P2 clutch Square, torque can be improved to 800Nm after combining one-way clutch, and K0 clutch dynamic response time is less than 100ms, starts The torque transmitting that can be controlled very precisely when engine between engine and motor.A variety of driving moulds may be implemented in the module Formula, including pure electro-motive vehicle start and traveling, pure engine driving traveling, motor power-assisted, pure electric drive travel in pass through electricity Machine starts engine and Brake energy recovery.
Mixed dynamic model block 16 is connect with the input terminal of double mass flywheel 15 and input shaft 5 respectively;Wherein, dynamic model block 16 is mixed It is connect by the 5th clutch C5 with double mass flywheel 15.
Double mass flywheel 15 is connect with the output end of engine.Double mass flywheel 15 connects the 5th clutch C5 by spline Interior hub, the outer hub of the 5th clutch C5 is connected with the rotor of motor.
In use, when the 5th clutch C5 is closed, combine output of the engine with motor, or hair be can be realized Rotor can drive engine start when motivation is inactive;It in addition can also be real when the battery capacity of motor is low The function or engine now to charge the battery individually works.When the 5th clutch C5 is decontroled, rotor passes through the 5th The outer hub connection input shaft of clutch C5, vehicle using electric-only mode or vehicle descending or it is automatic when it is real Existing braking energy recovering function.
In the present embodiment, above-mentioned setting can be realized pure electric vehicle, engine driving and mixed dynamic three kinds of driving methods.
As shown in Fig. 5, Fig. 6 and Fig. 7, on the basis of the above embodiments, further, multiple-speed gear-box further includes electric pump 17;Electric pump 17 with hydraulic control system for connecting.
In the present embodiment, electric pump 17 can play the role of start assisting.
Multiple-speed gear-box provided in this embodiment, in multiple-speed gear-box use process, driver can be changed by five Mutual cooperation between stopper part and three planet rows is realized eight forward gears and an operation reversed gear by switching, is passed through The cooperation of above-mentioned component reduces multiple-speed gear-box internal component quantity, further reduces manufacturing multiple-speed gear-box Cost.Also, the component in multiple-speed gear-box use above-mentioned connection type, driver carry out gear sequence switch when, It can be to avoid dual connection, to respectively only convert a shift component in the case where being switched to determining gear.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.

Claims (8)

1. a kind of multiple-speed gear-box characterized by comprising cabinet, input shaft, output revolving shaft, and be arranged in cabinet The first planet row component, the second planet row component, third planet row component, brake, first clutch, second clutch, Third clutch, the 4th clutch, and the brake is fixedly mounted on the inner wall of the cabinet;
The first planet row component includes the first sun gear, first planetary gear, first planet carrier and the first gear ring;It is described Second planet row component includes the second sun gear, the second planetary gear, the second planet carrier and the second gear ring;The third planet Arranging component includes third sun gear, third planet gear, third planet carrier and third gear ring;
The input shaft is connect with the first planet carrier and the second clutch respectively;The brake passes through first turn Axis is connect with first sun gear;The first rotating shaft is connect with the first clutch;First gear ring passes through second Shaft is connect with the 4th clutch;Second sun gear is connect with second shaft;The one of second planet carrier End is provided with the third clutch;Second gear ring is connect by third shaft with the second clutch;The third The 4th clutch is provided in shaft;The third shaft is connect with the third sun gear;The third planet carrier with it is described The connection of third clutch;The third planet carrier is connect with the output revolving shaft;The third gear ring passes through the 4th shaft and institute State first clutch connection;The input shaft and the output revolving shaft are coaxially disposed;
The multiple-speed gear-box further includes fourth planet row's component, and the fourth planet row component includes the 4th sun gear, the 4th Planetary gear, fourth line carrier and the 4th gear ring;The first rotating shaft is fixedly connected with the 4th sun gear, and the described 4th Planet carrier is connect by the 7th shaft with the first clutch, and the 4th gear ring is fixedly connected with the cabinet wall;Or
The multiple-speed gear-box further includes the first gear and second gear of coaxial arrangement, and the 5th connection connecting with cabinet Axis;
The first gear and the second gear are arranged in the 5th connecting shaft;
The first gear is connect by the 6th shaft with the first clutch;The second gear and the first rotating shaft connect It connects.
2. multiple-speed gear-box according to claim 1, which is characterized in that the first rotating shaft by eight revolution axis with it is described First clutch connection.
3. multiple-speed gear-box according to claim 1, which is characterized in that the first planet row component, second row Star row's component and third planet row's component are arranged successively.
4. multiple-speed gear-box according to claim 1, which is characterized in that second planet row, first planet row And the third planet row is arranged successively.
5. multiple-speed gear-box according to claim 1, which is characterized in that the multiple-speed gear-box further includes hydraulic moment changeable Device;
The fluid torque-converter is arranged in the cabinet;The fluid torque-converter respectively with engine and the input shaft Input terminal connection.
6. multiple-speed gear-box according to claim 1, which is characterized in that the first forward gear by be closed the brake, The first clutch and the second clutch;
The second forward gear is realized by being closed the brake, the first clutch and the 4th clutch;
Third forward gear is realized by being closed the first clutch, the second clutch and the 4th clutch;
The 4th forward gear is realized by being closed the first clutch, the third clutch and the 4th clutch;
The 5th forward gear is realized by being closed the first clutch, the second clutch and the third clutch;
The 6th forward gear is realized by being closed the second clutch, the third clutch and the 4th clutch;
The 7th forward gear is realized by being closed the brake, the second clutch and the third clutch;
The 8th forward gear is realized by being closed the brake, the third clutch and the 4th clutch;
It is reversed gear by being closed the brake, the first clutch and third clutch realization.
7. multiple-speed gear-box according to claim 1, which is characterized in that the multiple-speed gear-box further includes double mass flywheel With mixed dynamic model block;
The mixed dynamic model block is connect with the input terminal of the double mass flywheel and the input shaft respectively;Wherein, described mixed Dynamic model block is connect by the 5th clutch with the double mass flywheel.
8. multiple-speed gear-box according to claim 1, which is characterized in that the multiple-speed gear-box further includes electric pump;
The electric pump with hydraulic control system for connecting.
CN201910166159.3A 2019-03-06 2019-03-06 Multiple-speed gear-box Active CN109611518B (en)

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CN111734797B (en) * 2020-06-24 2025-03-14 盛瑞传动股份有限公司 Multi-speed transmission

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CN107816519A (en) * 2016-09-12 2018-03-20 现代自动车株式会社 Epicyclic train for the automatic transmission of vehicle
CN104728366B (en) * 2013-12-18 2018-06-12 现代自动车株式会社 For the planetary gear train of the automatic transmission of vehicle

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JP2014092276A (en) * 2012-11-05 2014-05-19 Hyundai Motor Company Co Ltd Planetary gear train of automatic transmission for vehicle

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CN101298881B (en) * 2007-04-30 2011-05-18 通用汽车环球科技运作公司 Multi-speed transmission
CN104728366B (en) * 2013-12-18 2018-06-12 现代自动车株式会社 For the planetary gear train of the automatic transmission of vehicle
CN107202108A (en) * 2016-03-18 2017-09-26 现代自动车株式会社 The epicyclic train of vehicle automatic speed variator
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